100% brand new. Wool wheel brushes give a polished finish on any metal surface when used with suitable polish for the metal. Ideal for jewellery and similar work as they can reach and polish difficult to reach areas. Use soft for precious metals (gold, silver, etc). Leaves a glossy finish on metals. Polishing wheel Dia:25mm/0.98",13mm/0.51". Wool Wheel Thickness: 8mm/0.31". Handle Dia:3.2mm/0.13". Handle Length: Approx. 38mm/1.5". Felt Polishing Wheel shank diameter is 1/8"(3MM).